234 cards found matching energy cost is at least 5

Volibear, Furious
Volibear, Imposing
Voracious Gromp
Walking Roost
Warwick, Hunter
Whiteflame Protector
Wild Claw
Wraith of Echoes
Xerath, Freed
Yasuo, Remorseful
Yasuo, Windrider
Yeti Brawler
Yi, Honed
Yi, Meditative
Yone, Blademaster
Zed, Without a Sound
Zephyr Sage
Zilean, Time Mage